PM2.5 Taiwan Tide, developed by idea Ripple, is a free Android lifestyle app that provides detailed weather and tide information in Taiwan. The app offers various features, including weather forecasts, tide graphs, wind direction and speed predictions, wind field maps, wave heights, ocean currents, wave periods, wave directions, temperature, earthquakes, air quality (PM2.5), typhoon forecasts, sea temperatures, sea wave heights, satellite cloud maps, stargazing weather information, cloud and temperature maps, and light pollution data.

This app is suitable for those interested in fishing, surfing, sailing, diving, stargazing, and cloud watching, as it provides accurate and detailed weather and tide information. The tide data can be stored for historical reference, making it an excellent tool for divers to plan their dives based on the tides. Additionally, PM2.5 Taiwan Tide offers an offline reading feature, allowing users to access tide and weather data even without an internet connection.

The app provides real-time weather information based on the user's location, displaying weather conditions, wind speed and direction, rainfall, tide forecasts, and sunrise and sunset times. With PM2.5 Taiwan Tide, users can easily access current weather and tide conditions without wasting time searching for information.